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Finding the Fourth Proportional to 484,003.40, 725,832.30 and 168,470.60

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Solution

The fourth proportional to 484,003.40, 725,832.30 and 168,470.60 is: 252,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,003.40 : 725,832.30 = 168,470.60 : x
  2. Step 2: Convert to fraction form
    484,003.40/725,832.30 = 168,470.60/x
  3. Step 3: Cross multiply
    484,003.40x = 725,832.30 × 168,470.60
  4. Step 4: Simplify right side
    484,003.40x = 122,281,403,080.38
  5. Step 5: Solve for x
    x = 122,281,403,080.38/484,003.40
  6. Step 6: Final answer
    x = 252,645.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.